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PHP 取唯一檔名 get unique filename
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| <?php | |
| uniqid() | |
| 54e6d1765a02a | |
| uniqid('img_') | |
| img_54e6d1765a0ec | |
| uniqid('', true) | |
| 54e6d1765a1044.98757507 | |
| uniqid('img_', true) | |
| img_54e6d1765a1212.51675326 | |
| md5($filename) | |
| fe6dbefca221b544567d82f830fb9a1e | |
| md5($filename . time()) | |
| 329be60060390159f156b229f3acfe4f | |
| md5($filename . microtime()) | |
| f261026e766a32a5f09835154483936d |
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